How Clean up orphaned packages on arch linux

Use this command to get a list list of unneeded packages and directly remove it with pacman.

pacman -Qqtd | sudo pacman -Rns -

Explanation:

1. Retrieve packages that were not explicitly installed or were installed as dependencies but dependents were since removed:

• Q - Query
• q - quiet
• t - unrequired
• d - nodeps

2. Remove packagesr recursively without creation of backug config files

• R - Remove
• n - no-save (do not save configs as backups)
• s - recursive